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GB/T 39248-2020 English PDF

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GB/T 39248-2020: [Including 2023XG1] Thermoplastic mufti-layer (non-vulcanized) hoses and hose assemblies for the transfer of hydrocarbons, solvents and chemicals-Specification
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 39248-2020	384	Add to Cart	4 days	[Including 2023XG1] Thermoplastic mufti-layer (non-vulcanized) hoses and hose assemblies for the transfer of hydrocarbons, solvents and chemicals-Specification	Valid

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Basic data

Standard ID: GB/T 39248-2020 (GB/T39248-2020)
Description (Translated English): [Including 2023XG1] Thermoplastic mufti-layer (non-vulcanized) hoses and hose assemblies for the transfer of hydrocarbons, solvents and chemicals-Specification
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G42
Classification of International Standard: 75.200; 83.140.40
Word Count Estimation: 19,127
Date of Issue: 2020-11-19
Date of Implementation: 2021-10-01
Quoted Standard: GB/T 5563-2013; GB/T 9572-2013; GB/T 24134-2009; ISO 148-1; ISO 527-1; ISO 4671; ISO 8330; ISO 1043-1; ISO 10619-1; ISO 10619-2; ISO 13934-1; ISO 16143-3; EN 10088-3
Adopted Standard: ISO 27127-2014, IDT
Regulation (derived from): National Standard Announcement No. 26 of 2020
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration
Summary: This standard specifies the requirements for two types of thermoplastic multilayer (non-vulcanized) hoses and hose assemblies for transporting liquefied petroleum gas and liquefied natural gas. Each type is divided into 2 types, one is for onshore, the other is for offshore: Type A is for onshore; Type B is for offshore. This standard applies to thermoplastic multi-layer (non-vulcanized) hoses and hose assemblies with an inner diameter of 25 mm to 300 mm, a working pressure of 1.05 MPa to 2.5 MPa, and a working temperature range of -196��C to +45��C.

GB/T 39248-2020: [Including 2023XG1] Thermoplastic mufti-layer (non-vulcanized) hoses and hose assemblies for the transfer of hydrocarbons, solvents and chemicals-Specification

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
(Specification for thermoplastic multilayer (non-vulcanized) hoses and hose assemblies for transporting liquefied petroleum gas and liquefied natural gas) ICS 75.200;83.140.40 G42 National Standards of People's Republic of China Thermoplastics for transporting liquefied petroleum gas and liquefied natural gas Specification for plastic multilayer (non-vulcanized) hoses and hose assemblies 2020-11-19 released 2021-10-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Preface Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 2 4 Category 2 5 Material and structure 2 6 size 3 6.1 Inner diameter, tolerance and minimum bending radius 3 6.2 Length tolerance 4 7 Performance requirements for hoses and hose assemblies 4 7.1 Films and fibers 4 7.2 Hose 4 7.3 Hose connector 5 7.4 Hose assembly 5 7.5 Electrical continuity 6 8 Test frequency 6 9 Type test 6 10 Sign 6 10.1 Hose marking 6 10.2 Hose assembly marking 6 Appendix A (Normative Appendix) Extrusion Recovery Test Method 8 Appendix B (Normative Appendix) Heat Aging Test 9 Appendix C (Normative Appendix) Test Method for Hose Joints at Low Temperature 10 Appendix D (Normative Appendix) Hydrostatic Test Procedure 11 Appendix E (Normative Appendix) Safety Test Methods for Hose Joints 12 Appendix F (Normative Appendix) Sealing Test Method 13 Appendix G (Normative Appendix) Type test and routine test of hoses and hose assemblies 14 Appendix H (informative appendix) Batch test of hoses and hose assemblies 15 Reference 16

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. The translation method used in this standard is equivalent to ISO 27127.2014 "Thermoplastic Multilayer for Transporting Liquefied Petroleum Gas and Liquefied Natural Gas" Specification for (non-vulcanized) hoses and hose assemblies. The Chinese documents that have a consistent correspondence with the international documents cited in this standard are as follows. ---GB/T 229-2007 Charpy pendulum impact test method for metallic materials (ISO 148-1.2006, MOD); ---GB/T 1040.1-2018 Determination of the tensile properties of plastics Part 1.General (ISO 527-1.2012, IDT); ---GB/T 1844.1-2008 Plastic symbols and abbreviations Part 1.Basic polymers and their characteristic properties (ISO 1043- 1.2001, IDT); ---GB/T 3923.1-2013 Tensile properties of textile fabrics Part 1.Determination of breaking strength and elongation at break (Article Sample method) (ISO 13934-1.1999, MOD); ---GB/T 5565.1-2017 Rubber and plastic hose and non-reinforced hose flexibility and stiffness measurement Part 1.Room temperature Bending test (ISO 10619-1.2011, IDT); ---GB/T 5565.2-2017 Measurement of flexibility and stiffness of rubber and plastic hoses and non-reinforced hoses Part 2.Less than Room temperature bending test (ISO 10619-2.2011, IDT); ---GB/T 7528-2019 Rubber and plastic hoses and hose assemblies terminology (ISO 8330.2014, IDT); ---GB/T 9573-2013 Rubber and plastic hose and hose assembly hose size and hose assembly length measurement method (ISO 4671.2007, IDT). This standard has made the following editorial changes. --- Delete the "bar" unit representation in the text, and only keep the "MPa" unit representation. This standard was proposed by the China Petroleum and Chemical Industry Federation. This standard is under the jurisdiction of the National Rubber and Rubber Products Standardization Technical Committee (SAC/TC35). Drafting organizations of this standard. Xiamen Zhuoli Petrochemical Equipment Co., Ltd., Shenyang Rubber Research and Design Institute Co., Ltd., China Light Industry Association (Dalian) Installation Research Institute Co., Ltd. The main drafters of this standard. Song Enyi, Chen Guoying, Wang Shuli, Li Delong, Chen Mo. Thermoplastics for transporting liquefied petroleum gas and liquefied natural gas Plastic multilayer (non-vulcanized) hose and hose assembly specification Warning. The personnel using this document should have practical experience in formal laboratory work. This document does not indicate all possible security issues. The user is responsible for taking appropriate safety and health measures and ensuring compliance with the conditions stipulated by relevant national laws and regulations.

1 Scope

This standard specifies two types of thermoplastic multilayer (non-vulcanized) hoses and hose sets for the transportation of liquefied petroleum gas and liquefied natural gas. The requirements of the package. Each type is divided into 2 categories, one is for onshore and the other is for offshore. ---Class A is used on shore; ---Class B is used offshore. This standard is applicable to the inner diameter of 25mm~300mm, the working pressure of 1.05MPa~2.5MPa and the working temperature range of -196℃~ 45°C thermoplastic multi-layer (non-vulcanized) hose and hose assembly. Note. Offshore LNG hose assemblies are also specified in EN1472-2.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document. For undated references, the latest version (including all amendments) applies to this document. GB/T 5563-2013 Rubber and plastic hoses and hose assemblies hydrostatic test method (ISO 1402.2009, IDT) GB/T 9572-2013 Determination of electrical resistance and conductivity of rubber and plastic hoses and hose assemblies (ISO 8031.2009, IDT) GB/T 24134-2009 Evaluation of ozone resistance of rubber and plastic hoses under static conditions (ISO 7326.2006, IDT) ISO 148-1 Charpy Pendulum Impact Test for Metallic Materials Part 1.Test Method ISO 527-1 Determination of the tensile properties of plastics Part 1.General ISO 4671 Rubber and plastic hoses and hose assemblies, measuring methods for hose size and hose assembly length ISO 8330 Rubber and plastic hoses and hose assemblies terminology ISO 1043-1 Plastic symbols and abbreviations Part 1.Basic polymers and their characteristic properties ISO 10619-1 Rubber and plastic hoses and non-reinforced hoses-Measurement of flexibility and stiffness-Part 1.Room temperature bending test ISO 10619-2 Rubber and plastic hoses and non-reinforced hoses-Measurement of flexibility and stiffness-Part 2.Bend test below room temperature ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 39248-2020_English be delivered?

Answer: Upon your order, we will start to translate GB/T 39248-2020_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 39248-2020_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 39248-2020_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.